# KKCA vs FSS Prep AU

The clearest difference is in-app purchases: KKCA at none against FSS Prep AU's 3. KKCA also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. FSS Prep AU sells 3 in-app purchases, starting at $4.99 per month. KKCA asks for nothing beyond the download.

## The numbers

| Metric | KKCA | FSS Prep AU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | — |
| Size | 115 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aakash Sinha](https://appshunter.io/developer/1741940052) | [MD Shahariar Nazim Joy](https://appshunter.io/developer/1893961943) |

## What reviewers say

### KKCA

[App page](https://appshunter.io/ios/app/kkca/id6747888364)

**Features:** Vision Pro support

**In-app purchases:** none


### FSS Prep AU

[App page](https://appshunter.io/ios/app/fss-prep-au/id6793972182)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access | $4.99 | per month |
| Annual Access | $14.99 | per year |
| Lifetime Access | $19.99 | one-time |


## Frequently asked questions

### Is KKCA free?

KKCA is free to download, with no in-app purchases.

### Is FSS Prep AU free?

FSS Prep AU is free to download, with in-app purchases available.

### Do KKCA or FSS Prep AU have ads?

Neither KKCA nor FSS Prep AU shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*